that's visited tucson, aurora, and oak creek and newtown, and communities from columbine to blacksberg before that, then surely we have an obligation to try. >> rose: joining me now is michael bloomberg. he's the mayor of new york city and he's also the co-chair of mayors against illegal guns. he's long been an outspoken advocate of gun control. he is now call on the nation's lawmakers to make reducing gun violence their top priority. here's what he said earlier today at a city hall press conference. >> if the massacre in tucson wasn't enough to make our national leaders act, and if the more recent bloodshed in aurora, colorado, and oak creaks wisconsin, and portland oregon and other cities and towns wasn't enough, perhaps the slaughter of innocence at sandy hook elementary school will at long last be enough. back at thismericans hope table. >> thank you for having me. >> rose: on "meet the press" yesterday, at a press conference today you believe that the time is now, that this is the moment to act, and at the same time you are chastising the president for-- i believe the time was a l